AMERICAN WATER WORKS COMPANY, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 1045
 
  
 
A01C PLANTING; SOWING; FERTILISING 228
 
  
 
A01G HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS, OR SEAWEED; FORESTRY; WATERING 230
 
  
 
E01C CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR 227
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL268
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 2131
 
  
 
B01D SEPARATION 1133
 
  
 
F24F AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING 144
 
  
 
F24J PRODUCTION OR USE OF HEAT NOT OTHERWISE PROVIDED FOR 123
 
  
 
F25B REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 167

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0248,333 GEOTHERMAL HEATING AND COOLING SYSTEMJun 15, 16Aug 31, 17[F24J, F28D, F25B, F28F, F24F]
2016/0223,120 WATER PIPE DRONE FOR DETECTING AND FIXING LEAKSJan 28, 16Aug 04, 16[F16L]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9751778 Simultaneous recovery of coagulant and acidMay 08, 15Sep 05, 17[C02F, B01D]
9656893 Simultaneous anoxic biological phosphorus and nitrogen removal with energy recoveryMar 17, 14May 23, 17[C02F]
9647351 Temporary electrical grounding system having a magnetic component coupled to a conductive surfaceDec 07, 15May 09, 17[H01R]
9586837 Disinfection of water mains using ultraviolet lightJul 15, 13Mar 07, 17[C02F]
9505644 Simultaneous anoxic biological phosphorus and nitrogen removalMay 30, 14Nov 29, 16[C02F]
8747671 Simultaneous anoxic biological phosphorus and nitrogen removalSep 20, 10Jun 10, 14[C02F]
8685246 Simultaneous anoxic biological phosphorus and nitrogen removal with energy recoveryDec 30, 10Apr 01, 14[C02F]
8100067 Apparatus and method for the injection of viscous fertilizer below the surface of the soilAug 03, 10Jan 24, 12[E01H, A01G, E01C, A01C]
8012352 Optimized nutrient removal from wastewaterDec 30, 10Sep 06, 11[C02F]
7775168 Apparatus and method for the injection of viscous fertilizer below the surface of the soilApr 24, 06Aug 17, 10[E01H, A01G, E01C, A01C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0198,854 WATER PIPE DRONE FOR DETECTING AND FIXING LEAKSAbandonedMar 28, 17Jul 13, 17[F16L]
2013/0319,941 SIMULTANEOUS RECOVERY OF COAGULANT AND ACIDAbandonedJun 05, 12Dec 05, 13[C02F]
6395517 Methods and kits for detection of cryptosporidium parvumExpiredJul 18, 00May 28, 02[C07H, C12Q, C12P]
6153411 Methods and kits for detection of Cryptosporidium parvum using immunomagnetic separation and amplificationExpiredOct 30, 98Nov 28, 00[C07H, C12Q, C12P]

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